/*
 * Copyright (C) 2008 Universidade Federal de Campina Grande
 *  
 * This file is part of OurGrid. 
 *
 * OurGrid is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free 
 * Software Foundation, either version 3 of the License, or (at your option) 
 * any later version. 
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT 
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * for more details. 
 * 
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package org.ourgrid.worker.communication.receiver;

import org.ourgrid.common.interfaces.management.WorkerManagementClient;
import org.ourgrid.common.internal.OurGridRequestControl;
import org.ourgrid.reqtrace.Req;
import org.ourgrid.worker.WorkerConfiguration;
import org.ourgrid.worker.request.WMCDoNotifyFailureRequestTO;

import br.edu.ufcg.lsd.commune.container.servicemanager.ServiceManager;
import br.edu.ufcg.lsd.commune.identification.DeploymentID;

/**
 * Implement Worker actions when the manager Peer fails.
 */
public class WorkerManagementClientFailureReceiver  {

	private static WorkerManagementClientFailureReceiver instance;
	
	public static WorkerManagementClientFailureReceiver getInstance() {
		if (instance == null) {
			instance = new WorkerManagementClientFailureReceiver();
		}
		return instance;
	}
	
	private WorkerManagementClientFailureReceiver() {}
	

	/**
	 * Informs that the master peer failed.
	 * @param monitorable 
	 * @param monitorableID
	 */
	@Req("REQ122")
	public void doNotifyFailure(ServiceManager serviceManager, WorkerManagementClient monitorable, DeploymentID monitorableID) {
		
		WMCDoNotifyFailureRequestTO to = new WMCDoNotifyFailureRequestTO();
		to.setMasterPeerPublicKey(getMasterPeerPubKey(serviceManager));
		to.setMonitorableAddress(monitorableID.getServiceID().toString());
		to.setMonitorableID(monitorableID.toString());
		to.setMonitorablePublicKey(monitorableID.getPublicKey());
		
		OurGridRequestControl.getInstance().execute(to, serviceManager);
	}
	
	public void doNotifyRecovery(ServiceManager serviceManager, WorkerManagementClient monitorable) {
		
	}
	
	private String getMasterPeerPubKey(ServiceManager serviceManager) {
		return serviceManager.getContainerContext().getProperty(WorkerConfiguration.PROP_PEER_PUBLIC_KEY);
	}
	
}